dnslookup - forgot to strdup host name
dnslookup - forgot to strdup host name

the original host name will be freed during reload.

also remove unnecessary list_del(), as list_pop() is used above.

wurenny/pgbouncer-x2,kvap/pgbouncer,jaiminpan/pgbouncer,digoal/pgbouncer-x2,wurenny/pgbouncer-x2,dbaxa/pgbouncer,digoal/pgbouncer-x2,kvap/pgbouncer,kvap/pgbouncer,digoal/pgbouncer-x2,jaiminpan/pgbouncer,digoal/pgbouncer-x2,kvap/pgbouncer,jaiminpan/pgbouncer,dbaxa/pgbouncer,wurenny/pgbouncer-x2,dbaxa/pgbouncer,jaiminpan/pgbouncer,dbaxa/pgbouncer,wurenny/pgbouncer-x2